Grok 4.20 (Reasoning) by Azure — Specs, Pricing & Capabilities | whichllm

Model ID grok-4-20-reasoning

Provider Azure

Family grok

Status beta

Knowledge Cutoff 2025-09

Release Date 2026-04-08

Input Modalities text

Output Modalities text

Context Window 262000

Input Limit -

Output Limit 8192

Tool Calling Yes

Reasoning Yes

Structured Output -

Temperature Control Yes

Open Weights No

Input Cost / 1M tokens $2.00

Output Cost / 1M tokens $6.00

Reasoning Cost / 1M tokens -

Cache Read Cost / 1M tokens -

Cache Write Cost / 1M tokens -